add UT for PMA_tbl_relation
fix redefined error
add Unit test case for DBIDrizzle
add more case for DBIDrizzle
add UT for PMA_server_binlog and PMA_server_database
add UT for PMA_tbl_gis_visualization
UTs for PMA_server_privileges
Fix reload flag on database change
Adhere to coding style
Wildcards are not applicable to table privileges
Shorten a lines exceeding 85 characters
remove unneeded constant which have defined in common files
Merge pull request #672 from xmujay/UT_database_and_privileges

Ut for server database, privileges and other server pages
added browse_foreigners.lib.php and extracted methods from browse_foreigners to it.
fix coding style : indentation
fix coding style, spacing
fix coding style : add spaces between function arguments, wrap long lines
cleanup whitespace
fix coding style : opening brace should be on a new line
fix coding style : use lowercase null